13. DO NOT LET THE HEATER ( ) TOO HOT

A. 每个主燃油箱的通气油箱外侧控制溢出的燃油和排气系统中的燃油。

B. 每个主燃油箱外侧的通气油箱收集溢出的燃油和来自排气系统中的燃油。

C. 每个主燃油箱的通气油箱从外侧防止排气系统中的燃油溢出。

A. The gearbox is installed behind the pneumatic motor.

B. The bump is installed behind the hydraulic motor.

C. The bump is installed behind the pneumatic motor.

A. Make sure that the hydraulic oil can be cleaned.

B. Make sure that there is no dust in the hydraulic fluid.

C. Make sure that the hydraulic fluid is uncontaminated.

A. 抛光表面,直到它非常有光泽。

B. 打磨表面,直到它非常薄。

C. 在表面非常薄之前润色它。

A. The cabin is behind flight compartment after partition and forward of pressure dome above the floor;

B. The cabin is compartment that between the forward passenger partition and the forward pressure dome, beneath the floor;

C. The cabin is after the forward passenger partition and in front of the forward pressure dome, above the floor.

A. A maximum distance of 50 feet is required between consumable materials and the work area.

B. Keep flammable materials at a minimum distance of 50 feet from the work area.

C. Explosive materials must be kept at least 50 feet away from the work area.

A. 贴标签于章节编号或标题。

B. 在标签上标注章节号或标题。

C. 标记所有标签以及章节编号或标题

A. 对备用排气风扇插钉进行完整性检查。

B. 对备用进气风扇插头进行连续性检查。

C. 对备用排气风扇插座进行连续性检查。

A. 使用符号代表电磁活门,显示该活门是否是弹簧加载到开位或关位。

B. 应针对电磁活门标明注意事项,说明该活门应该弹簧加载到开位还是关位。

C. 电磁活门应标有符号,表明该活门是弹簧加载到开位还是关位。

A. Every model has this function.

B. This function is applicable to all models.

C. Not all models have this function.